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Finding the Fourth Proportional to 73,261.95, 109,906.00 and 25,904.54

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Solution

The fourth proportional to 73,261.95, 109,906.00 and 25,904.54 is: 38,861.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,261.95 : 109,906.00 = 25,904.54 : x
  2. Step 2: Convert to fraction form
    73,261.95/109,906.00 = 25,904.54/x
  3. Step 3: Cross multiply
    73,261.95x = 109,906.00 × 25,904.54
  4. Step 4: Simplify right side
    73,261.95x = 2,847,063,949.02
  5. Step 5: Solve for x
    x = 2,847,063,949.02/73,261.95
  6. Step 6: Final answer
    x = 38,861.43

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.